Medical testing device



FIG. 1 is a perspective view of a medical testing device;

FIG. 2 is a front end view of the medical testing device of FIG. 1;

FIG. 3 is a rear end view of the medical testing device of FIG. 1;

FIG. 4 is a bottom view of the medical testing device of FIG. 1;

FIG. 5 is a top view of the medical testing device of FIG. 1; and,

FIG. 6 is a right side view of the medical testing device of FIG. 1.

The broken lines in FIG. 3 are included for the purpose of illustrating portions of the medical testing that form no part of the claimed design 

The ornamental design for a medical testing device, as shown and described. 